SOLUTION: of 100 coffee shoppers surveyed 22 bought full flavor brand coffee. of the next 300 coffee shoppers, how many will probably buy full flavor brand coffee.

Algebra ->  Probability-and-statistics -> SOLUTION: of 100 coffee shoppers surveyed 22 bought full flavor brand coffee. of the next 300 coffee shoppers, how many will probably buy full flavor brand coffee.       Log On


   

Question 393792: of 100 coffee shoppers surveyed 22 bought full flavor brand coffee. of the next 300 coffee shoppers, how many will probably buy full flavor brand coffee.
Found 2 solutions by ewatrrr, stanbon:
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

Let x represent how many of the 300 will probably buy full flavor brand coffee

Question Sets Up the Proportion

  22/100 = x/300    |cross multiply to solve

   100x = 22*300

      x = 22*300/100

      x = 66, how many of the 300 will probably buy full flavor brand coffee

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Of 100 coffee shoppers surveyed 22 bought full flavor brand coffee.
Of the next 300 coffee shoppers, how many will probably buy full flavor brand coffee.
---
Binomial Problem with n = 300 and p = 0.22
-----------------------
Expected Number = 0.22*300 = 66
===============
Cheers,
Stan H.